<template>
  <div class="list" ref="wrapper">
  <div>
    <div class="area">
      <div class="title border-topbottom">当前城市</div>
      <div class="button-list">
        <div class="button-wrapper">
          <div class="button">包头</div>
        </div>
      </div>
    </div>

    <div class="area">
      <div class="title border-topbottom">热门城市</div>
      <div class="button-list">
        <div class="button-wrapper" v-for="item of hot" :key="item.id">
          <div class="button">{{item.name}}</div>
        </div>
      </div>
    </div>

    <div class="area" v-for="(item,key) of cities" :key="key">
      <!-- 注意cities是对象 故用上面的方式循环 -->
      <div class="title border-topbottom">{{key}}</div>
      <div class="item-list" v-for="innerItem of item" :key="innerItem.id">
        <div class="item border-bottom">
          {{innerItem.name}}
        </div>
      </div>
    </div>


</div>
  </div>
</template>

<script>
import BScroll from 'better-scroll'
export default {
  name : 'CityList',
  props:{
    cities: Object,
    hot: Array
  },
  mounted() {
    this.scroll = new BScroll(this.$refs.wrapper)
  }

}
</script>

<style lang="stylus" scoped>
  @import '~styles/variables.styl'
  .border-topbottom
    &:before
      border-color #ccc
    &:after
      border-color #ccc
  .border-bottom
    &:before
      border-color #ccc
  .list
    overflow hidden //注释掉则会滚动
    position absolute
    top 1.58rem
    left 0
    right 0
    bottom 0
    // background red
    // BetterScroll 插件的使用 npm install better-scroll --save
    .title
      line-height .54rem
      background #eee
      padding-left .2rem
      color #666
      font-size .26rem
    .button-list
      overflow hidden // ?如何配合wrapper的float left
      padding .1rem .6rem .1rem .1rem
      .button-wrapper
        width 33.33%
        float left
        .button
          margin .1rem
          padding .1rem 0
          text-align center
          border .02rem solid #ccc
          border-radius 0.06rem
    .item-list
      .item
        line-height .76rem
        padding-left .2rem // 使左侧对齐

</style>
